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Mariappan SV, Cheng X, van Breemen RB, Silks LA, Gupta G. Analysis of GAA/TTC DNA triplexes using nuclear magnetic resonance and electrospray ionization mass spectrometry. Anal Biochem. 2004 Nov 15;334(2):216-26. doi: 10.1016/j.ab.2004.07.036.

Piersen CE, Booth NL, Sun Y, Liang W, Burdette JE, van Breemen RB, Geller SE, Gu C, Banuvar S, Shulman LP, Bolton JL, Farnsworth NR. Chemical and biological characterization and clinical evaluation of botanical dietary supplements: a phase I red clover extract as a model. Curr Med Chem. 2004 Jun;11(11):1361-74. doi: 10.2174/0929867043365134.

Booth NL, Nikolic D, van Breemen RB, Geller SE, Banuvar S, Shulman LP, Farnsworth NR. Confusion regarding anticoagulant coumarins in dietary supplements. Clin Pharmacol Ther. 2004 Dec;76(6):511-6. doi: 10.1016/j.clpt.2004.08.023.

Yang X, Wu H, Kobayashi T, Solaro RJ, van Breemen RB. Enhanced ionization of phosphorylated peptides during MALDI TOF mass spectrometry. Anal Chem. 2004 Mar 1;76(5):1532-6. doi: 10.1021/ac035203v.

Li Y, Yao J, Chang M, Nikolic D, Yu L, Yager JD, Mesecar AD, van Breemen RB, Bolton JL. Equine catechol estrogen 4-hydroxyequilenin is a more potent inhibitor of the variant form of catechol-O-methyltransferase. Chem Res Toxicol. 2004 Apr;17(4):512-20. doi: 10.1021/tx0342464.

Chadwick LR, Nikolic D, Burdette JE, Overk CR, Bolton JL, van Breemen RB, Fröhlich R, Fong HH, Farnsworth NR, Pauli GF. Estrogens and congeners from spent hops (Humulus lupulus). J Nat Prod. 2004 Dec;67(12):2024-32. doi: 10.1021/np049783i.

Singletary KW, Barnes SL, van Breemen RB. Ethanol inhibits benzo[a]pyrene-DNA adduct removal and increases 8-oxo-deoxyguanosine formation in human mammary epithelial cells. Cancer Lett. 2004 Jan 20;203(2):139-44. doi: 10.1016/j.canlet.2003.09.004.

Li W, Sun Y, van Breemen RB, Fitzloff JF. Evaluation of major caffeic acid derivatives in Echinacea purpurea dietary supplements by HPLC with photodiode array detection and electrospray mass spectrometry.. J. Liq. Chromatogr. Rel. Technol. 27, 2507-2529 (2004).

Li Y, Grubjesic S, Nikolic D, Zhu D, Kosmeder JW, Moriarty RM, Pezzuto JM, Van Breemen RB. In vitro assessment of intestinal permeability and hepatic metabolism of 4′-bromoflavone, a promising cancer chemopreventive agent. Xenobiotica. 2004 Jun;34(6):535-47. doi: 10.1080/00498250410001713159.

Liu J, Burdette JE, Sun Y, Deng S, Schlecht SM, Zheng W, Nikolic D, Mahady G, van Breemen RB, Fong HH, Pezzuto JM, Bolton JL, Farnsworth NR. Isolation of linoleic acid as an estrogenic compound from the fruits of Vitex agnus-castus L. (chaste-berry). Phytomedicine. 2004 Jan;11(1):18-23. doi: 10.1078/0944-7113-00331.

Nikolic D, Li Y, Chadwick LR, Grubjesic S, Schwab P, Metz P, van Breemen RB. Metabolism of 8-prenylnaringenin, a potent phytoestrogen from hops (Humulus lupulus), by human liver microsomes. Drug Metab Dispos. 2004 Feb;32(2):272-9. doi: 10.1124/dmd.32.2.272.

Nikolic D, van Breemen RB. New metabolic pathways for flavanones catalyzed by rat liver microsomes. Drug Metab Dispos. 2004 Apr;32(4):387-97. doi: 10.1124/dmd.32.4.387.

Yu L, Liu H, Li W, Zhang F, Luckie C, van Breemen RB, Thatcher GR, Bolton JL. Oxidation of raloxifene to quinoids: potential toxic pathways via a diquinone methide and o-quinones. Chem Res Toxicol. 2004 Jul;17(7):879-88. doi: 10.1021/tx0342722.

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